BID Document for Guest House with Boundary Wall.pdf - Integrated ...

29.0 Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre
below ground as strip earth electrode, including connection
/ terminating with G.I. nut, bolt, spring, washer etc. as
required. (Jointing shall be done by overlapping and with 2
sets of G.I. nut bolt & spring washer spaced at 50mm
30.0 Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia
G.I. pipe from earth electrode including connection with
G.I. nut, bolt, spring, washer excavation and re-filling etc.
as required.
31.0 Providing and laying earth connection from earth electrode
with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from
earth electrode including connection with G.I. thimble
excavation and re-filling as required.
32.0 Providing and fixing 25 mm X 5 mm G.I. strip on surface or
in recess for connections etc. as required.
33.0 Providing and fixing 6 SWG dia G.I. wire on surface or in
recess for loop earthing as required.
34.0 Providing and fixing of lightning conductor finial, made of
25 mm dia 300mm long, G.I. tube, having single prong at
top, with 85mm dia 6mm thick G.I. base plate including
holes etc. complete as required.
35.0 Jointing copper / G.I. tape (with another copper/ G I tape,
base of the finial or any other metallic object) by riveting /
nut bolting / sweating and soldering etc as required.
36.0 Providing and fixing G.I. tape 20 mm X 3 mm thick on
parapet or surface of wall for lightning conductor complete
as required. (For horizontal run)
37.0 Providing and fixing G.I. tape 20 mm X 3 mm thick on
parapet or surface of wall for lightning conductor complete
as required. (For vertical run)
Metre 5
Metre 5
Metre 5
Metre 5
Metre 2
Each 1
Each 8
Metre 85
Metre 15
38.0 Providing and fixing testing joint, made of 20 mm X 3 mm
thick G.I. strip, 125 mm long, with 4 nos. of G.I. bolts, nuts,
chuck nuts and spring washers etc. complete as required.
Each 1
39.0 Supplying and fixing 40 amps to 63 amps rating, 240/415
volts, "C" curve, miniature circuit breaker suitable for
inductive load of following poles in the existing MCB DB
complete with connections, testing and commissioning etc.
as required.
39.1 Single pole Each 1
39.2 Double pole Each 1
39.3 Four pole Each 1
40.0 Providing and fixing following capacity DP disconnector
fuse switch unit inside the existing panel board with ISI
marked HRC fuses including drilling holes in cubicle panel,
making connections, etc. as required.
40.1 32 Amp DP Each 1
112